Answer:
Myelin sheaths refer to the covering of fatty tissue, which safeguards the nerve cells. These cells are the components of CNS that conduct messages back and forth between the brain and the remaining parts of the body.
The majority of the nerve fibers are enveloped by an insulating, fatty sheath known as myelin that functions to accelerate the impulses. The myelin sheath comprises periodic breaks known as nodes of Ranvier. Hopping from nodes to nodes, the impulse can pass much more briskly than if it had to move along the whole length of the nerve fiber.
Hello,
The answer is option D "<span>natural science technician".
Reason:
A natural science technician studies in natural resources for example: water or ground water.
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Hope this helps!
~Nonportrit</span>
Slime molds have the ability to move.
400x because you have to multiply that 40 by that 10